Skip to main content
. Author manuscript; available in PMC: 2018 Jan 30.
Published in final edited form as: J Chem Ecol. 2015 Nov 6;41(12):1105–1117. doi: 10.1007/s10886-015-0646-y

Fig. 1.

Fig. 1

Simplified scheme of (a) the experimental setup, and greyscale pictures of the damage introduced by different leaf wounding methods in aspen (Populus tremula): (b) straight penetrating cut through the leaf lamina with a razor, (c) hole punch in the leaf lamina, and (d) a controlled squeeze of the leaf lamina.